EP 0155037 A3 19870805 - LOW-DUSTING CURING COMPOSITION
Title (en)
LOW-DUSTING CURING COMPOSITION
Publication
Application
Priority
US 58442984 A 19840228
Abstract (en)
[origin: US4490511A] The invention provides a low-dusting anhydride curing agent blend for epoxy resins comprising a solid acid anhydride (trimellitic anhydride) and a normally liquid acid anhydride (methyl hexahydrophthalic anhydride. The invention further provides processes for preparing the anhydride blends and to curable epoxy compositions thereof.
IPC 1-7
IPC 8 full level
C07D 307/89 (2006.01); C08G 59/00 (2006.01); C08G 59/18 (2006.01); C08G 59/42 (2006.01)
CPC (source: EP US)
C08G 59/18 (2013.01 - EP US); C08G 59/42 (2013.01 - EP US)
Citation (search report)
- [A] US 2965610 A 19601220 - NEWEY HERBERT A
- [A] US 3388185 A 19680611 - GOLDBERG NEWTON N, et al
- [A] US 2928807 A 19600315 - BELANGER WILLIAM J
- [AD] US 4284753 A 19810818 - HEWITT JR RALPH W
- [A] CH 482819 A 19691215 - HENKEL & CIE GMBH [DE]
- [A] FR 1114888 A 19560417 - CIBA GEIGY
- [A] GB 1475591 A 19770601 - WESTINGHOUSE ELECTRIC CORP
- [A] GB 788437 A 19580102 - GEN ELECTRIC
- [A] PATENT ABSTRACTS OF JAPAN, vol. 5, no. 49 (C-49)[721], 8th April 1981; & JP-A-56 002 317 (SHIGEO KIYONO) 12-01-1981
Designated contracting state (EPC)
BE DE FR GB IT NL SE
DOCDB simple family (publication)
US 4490511 A 19841225; EP 0155037 A2 19850918; EP 0155037 A3 19870805; ES 540727 A0 19870216; ES 8703499 A1 19870216; JP S60203626 A 19851015
DOCDB simple family (application)
US 58442984 A 19840228; EP 85200238 A 19850221; ES 540727 A 19850227; JP 3673885 A 19850227